53100 GM 6.6L Duramax 01-05 RFI (metal box)
53101 GM 6.6L Duramax 06-07 RFI (metal box)
53102 GM DMAX LMM '07.5-'10 RFI
53152 GM Duramax 6.6L LMM Stage 2 RFI '07.5-'10
53153 11-14 6.6L Duramax LML Stage 2 RFI
53200 GM classic body gas '99-'07 RFI (metal box)
53202-99 v1.1 GM Gas '07.5-'08 RFI.pdf
53203 GM gas pickup SUV '09-'10
53204 GM Gas Stage 2 1999-2004 RFI
53205 GM 6.0L Pickup and SUVs 2011-2012 RFI